North Star M157116C.2 Owner's Manual page 32

Storage
Fig. 06841_1
Materials list:
1) One 5 gallon buckets.
Procedure:
1) Pour at least 5 gallons of environmentally safe antifreeze into feed tank.
Note: whether using undiluted or pre-diluted antifreeze, follow
manufactures mixing guidelines to ensure proper freeze protection.
2) Disable low-water shut down by disconnecting the bullet connector on the
switch harness. see figure (157116_18).
BULLET CONNECTORS
SWITCH
Fig157116_18
3) With the nozzle removed, trigger gun off, and with burner off point trigger
gun into a empty 5 gallon bucket and start the unit.
4)
With unit running, spay into the empty bucket for several seconds
release trigger for 2 seconds. Continue cycling the trigger gun multiple
times until all the antifreeze has be drawn from the supply bucket. Note: if
system was completely flushed you should see antifreeze in the spray
bucket. We recommend lowering the engine rpm to ½ or 1/4 throttle during
this step to help assist in priming.
5) With unit shut off, remove hoses and drain excess antifreeze into spray
bucket.
6) Properly dispose of antifreeze according state EPA laws.
7) Reconnect low water shut down.
32
Hose
Spray Bucket
DETAIL A
SEE DETAIL A
then